TMP91xy16FG Toshiba, TMP91xy16FG Datasheet - Page 162

• Manufacturer Part Number: TMP91xy16FG
• Manufacturer: Toshiba

Specifications of TMP91xy16FG

• Package: LQFP100
• Rom Types(m=mask,p=otp, F=flash,e=eeprom): Romless
• Rom Combinations: Romless
• Ram Combinations: Ramless
• Architecture: 16-bit CISC
• Usb/spi Channels: -
• Uart/sio Channels: 1
• I2c/sio Bus Channels: -
• (s)dram Controller: 1
• Adc 10-bit Channel: -
• Da Converter: -
• Timer 8-bit Channel: 4
• Timer 16-bit Channel: -
• Pwm 8-bit Channels: -
• Pwm 16-bit Channels: -
• Cs/wait Controller: 4
• Dual Clock: Y
• Number Of I/o Ports: 31
• Power Supply Voltage(v): 2.7 to 3.6

DREFCR
(0430H)
Bit symbol
Read/Write
After reset
Function
Dummy
cycle
0: Disable
1: Dummy
cycle
DMI
7
0
Refresh cycle insertion interval
RS2
Figure 3.10.1 Refresh Control Register
6
0
000: 31 states
001: 110 states
010: 220 states
011: 450 states
100: 900 states
101: 1200 states
110: 1800 states
111: 2700 states
DREFCR1 Register
RS1
5
0
91C016-160
RW2
RS0
4
0
0
0
0
0
1
1
1
1
R/W
See Table 3.10.3 “Refresh Cycle Insertion Intervals”
Refresh cycle width control
RW1
0
0
1
1
0
0
1
1
RW2
3
0
Refresh cycle width
RW0
0
1
0
1
0
1
0
1
Refresh cycle control
Dummy cycle control
000: 2 states
001: 3 states
010: 4 states
011: 5 states
100: 6 states
101: 7 states
110: 8 states
111: 9 states
0
1
0
1
RW1
2
0
No refresh cycle
Refresh cycle
No dummy cycle
Dummy cycle
Refresh cycle width
RW1
2 states
3 states
4 states
5 states
6 states
7 states
8 states
9 states
1
0
Refresh
cycle
0: Disable
1: Enable
TMP91C016
RC
0
2008-02-20
0